2kb Scroll-triggered Animation Library – josh.js
A lightweight (2kb minified) ES5/ES6 JavaScript library to animate content on scroll using CSS3 animations and intersection observer API.
JavaScript & CSS scroll animation
Reveal Elements With 15+ CSS Powered Animations On Scroll – scrollCue.js
A JavaScript library that applies over 15+ CSS3 powered reveal animations to elements as you scroll down the page.
Animate Elements On Scroll With Parallax Effect – locomotive-scroll
locomotive-scroll is a modern JS library that applies a smooth, subtle, configurable parallax scroll effect to elements when scrolled into view.
Zoom & Fade In Elements On Scroll
A smooth scrolling interaction concept that zooms & fades in/out elements on vertical page scrolling using the requestAnimationFrame API and CSS3 transforms.
Frame-by-Frame Animation On Scroll – scroll-animate
scroll-animate is a JavaScript scroll animation library that takes a list of images and animates them frame by frame when scrolling down the webpage.
CSS @keyframes Like Sequence Animations On Scroll – Motus.js
motus.js is a JavaScript animation library for scroll-triggered animations that allow you to control the intermediate steps in an animation sequence similar to the CSS @keyframes.
Minimal Fade/Slide Scroll Animations In JavaScript & CSS3 – Scroll-Animation
A dead simple and ultra-light (<1kb) scroll animation library built with CSS3, HTML data attributes, and JavaScript IntersectionObserver API.
Perform Actions On Page Scroll – scroll-out
A lightweight, cross-platform, progressively enhanced JavaScript scroll animation library for the web.
Toggle CSS Classes When An Element Is Scrolled Into View – onscroll-effect
The onscroll-effect JavaScript library that automatically adds or remove CSS classes from a given element when you scroll down/up the webpage.
Animated Scroll Effect With CSS3 Animations – ScrollFx.js
ScrollFx.js is a tiny JavaScript library that applies scroll-triggered reveal effects to elements using CSS3 animations.